 Screenwriters Harry Julian Fink and R. M. Fink also modeled Harry Callahan, the main character of "Dirty Harry" portrayed by Clint Eastwood, on Toschi, while the film's villain - based on the Zodiac Killer - was called "The Scorpio Killer".Steve McQueen claimed that he copied Toschi's distinctive style of quick-draw shoulder-holster by wearing his gun upside down for the 1968 movie "Bullitt.